System maintenance flow Venturi Tube will prevent the build-up of debris in the Venturi flow meter inside the pipe maintenance to clean the pipes and seals diaphragm pressure gauge positioned on the pipe. In addition, the system Venturi flow meter must be on the basis of maintenance and calibration procedure is as follows:1. check and clean the Venturi tube is often defined according to the manufacturer's instructions.2. perform the test according to the Venturi Tube requirements using a manometer.
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